[Paraview] Looping over blocks in a multiblock data set and printing to a table or graph

[Utkarsh Ayachit]

On Mon, Feb 23, 2015 at 1:53 PM, Utkarsh Ayachit
<utkarsh.ayachit at kitware.com> wrote:
> It'll be something like follows:
>
> Programmable Filter: OutputDataSetType= "vtkTable".
> ==============================================
> Script
> ==============================================
> import numpy as np
>
> size = 0
> for input_block  in inputs[0]:
>   size += 1
> meanArray = np.zeros(size, dtype = np.float64)
>
> index = 0
> for input_block  in inputs[0]:
>   mean = np.mean(input_block.PointData["Elevation"])
>   meanArray[index] = mean
>   index += 1
> output.RowData.append(meanArray, "MeanElevation")
>
> A 4.3.1 state file attached.
>
> Utkarsh
>
> On Mon, Feb 23, 2015 at 11:16 AM, Sandeep Jella <sandeepjella at gmail.com> wrote:
>> Hello,
>>
>> I have a list of surfaces that I would like to automatically loop over and
>> calculate means and standard deviations of a variable on each and then plot
>> to a single plot.
>>
>> I guess I'd have to do this in a programmable filter attached to the
>> multiblock entity* but need some guidance on the code/macro that will  loop
>> over the surfaces.
>>
>> *  (I used the "Extract block" functionality which selects a bunch of
>> surfaces from a much larger dataset)
>>
>> Many thanks,
>>
>> Sandeep.
>>
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